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Mobile phalanxes

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Try to create mobile phalanxes

STC:
LLR: 2.97 (-2.94,2.94) [-1.50,4.50]
Total: 52393 W: 10912 L: 10656 D: 30825

LTC:
LLR: 2.96 (-2.94,2.94) [0.00,6.00]
Total: 30398 W: 5315 L: 5063 D: 20020

Bench: 8253813

Resolves #261
This commit is contained in:
snicolet 2015-02-20 19:56:57 +00:00 • committed by Joona Kiiski
parent 667f350737
commit 2f46592736
2 changed files with 3 additions and 2 deletions
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2
src/evaluate.cpp
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@ -163,7 +163,7 @@ namespace {
const Score Unstoppable = S( 0, 20);
const Score Hanging = S(31, 26);
const Score PawnAttackThreat = S(20, 20);
const Score PawnSafePush = S( 5 , 5);
const Score PawnSafePush = S( 5, 5);
// Penalty for a bishop on a1/h1 (a8/h8 for black) which is trapped by
// a friendly pawn on b2/g2 (b7/g7 for black). This can obviously only

3
src/pawns.cpp
View file

@ -227,7 +227,8 @@ void init()
for (Rank r = RANK_2; r < RANK_8; ++r)
{
int bonus = Seed[r] + (phalanx ? (Seed[r + 1] - Seed[r]) / 2 : 0);
Connected[opposed][phalanx][r] = make_score(bonus / 2, bonus >> opposed);
bonus >>= opposed;
Connected[opposed][phalanx][r] = make_score( 3 * bonus / 2, bonus);
}
}